core/homeassistant/components/switch/significant_change.py

18 lines
420 B
Python

"""Helper to test significant Switch state changes."""
from typing import Any, Optional
from homeassistant.core import HomeAssistant, callback
@callback
def async_check_significant_change(
hass: HomeAssistant,
old_state: str,
old_attrs: dict,
new_state: str,
new_attrs: dict,
**kwargs: Any,
) -> Optional[bool]:
"""Test if state significantly changed."""
return old_state != new_state